River Kanoff, also known professionally as River Vitae, is an American voice actor born on June 11, 1989, in Washington, D.C.. Based in California, he is active in anime dubbing, video game voice-over, and animation, and is affiliated with recording studios such as Sound Cadence Studios and NYAV Post. Kanoff is recognized for his smoky, husky baritone voice, which he employs across a range of character roles in both English dubs of Japanese anime and Western video games.

Kanoff's career encompasses a substantial body of work in anime dubbing. His voice can be heard in numerous supporting and principal roles across various series. In the anime Kageki Shoujo!!, he voices the character Mamoru Andou, a role confirmed by the English dub cast announcement and production credits. Other notable anime credits include providing voices for the English adaptations of The First Slam Dunk as Chuichiro Noma, Code Geass: Rozé of the Recapture as Heath Lott and Enomoto, Gleipnir as Taguchi, and The Prince of Tennis II as Hiroshi Chinen. He has also contributed additional voices to major titles such as Pluto, Tokyo Revengers, Lupin III, and the FLCL sequels Grunge and Shoegaze.

Beyond anime, Kanoff has an extensive portfolio in video game voice acting. He is known for his role as General Gaius in Dust: An Elysian Tail and has provided voices for prominent game franchises. His video game credits include Schubert Lawrence in Genshin Impact, Ogma in Fire Emblem Heroes, roles in the Yakuza series including Yakuza: Like a Dragon, and characters in Judgment and Lost Judgment. He is also set to voice Robert Garcia and Freeman in the upcoming game Fatal Fury: City of the Wolves.

In addition to his on-microphone work, Kanoff is involved in various aspects of post-production. He has worked as a dialogue editor, production coordinator, and production assistant on numerous English dubs and video game localizations. His staff credits include production coordination for the English versions of Persona 5 Royal, Persona 5 Strikers, and Catherine: Full Body, as well as production assistance on the animated films Black Clover: Sword of the Wizard King and Maboroshi. This combination of performance and technical skills highlights his multifaceted role within the voice-over industry.